Answer:
ok but you are not letting me in
Answer:
When Thoreau says <em>superfluous wealth</em> he refers to money that is not needed or there is more of it than enough and that with all that money can be bought just things that we do not need. Those things make us blind for what should be really important in life. As he goes on in the second sentence - we can have money, but we can not buy what our soul needs. Life can be experienced far more fully when living simply.
Personification
Even though the trumpet is not a person, it is given a human like quality, the ability to summon "us".
hope this helps
He is chiron , a very smart centaur who has trained many heroes before Percy's time , including Hercules